Hollow window panel with means to introduce and remove tinting material



FIG. 1 is a front, top and side perspective view of the hollow windowpanel with means to introduce and remove tinting material embodying thedesign of the present invention;

FIG. 2 is a left end elevational view thereof;

FIG. 3 is a right end elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The ornamental design for a hollow window panel with means to introduceand remove tinting material, as shown and described.